// Copyright 2004-2007 Castle Project - http://www.castleproject.org/
// 
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// 
//     http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

namespace Castle.DynamicProxy115.Builder.CodeBuilder.SimpleAST
{
	using System;
	using System.Reflection.Emit;

	/// <summary>
	/// Summary description for LabelReference.
	/// </summary>
	[CLSCompliant(false)]
	public class LabelReference : Reference
	{
		private Label _label;

		public LabelReference()
		{
		}

		public Label Reference
		{
			get { return _label; }
		}

		public override Expression ToExpression()
		{
			throw new NotImplementedException();
		}

		public override void Generate(ILGenerator gen)
		{
			 _label = gen.DefineLabel();
		}

		public override void LoadReference(ILGenerator gen)
		{
			gen.MarkLabel( _label );
		}

		public override void StoreReference(ILGenerator gen)
		{
			throw new NotImplementedException();
		}

		public override void LoadAddressOfReference(ILGenerator gen)
		{
			throw new NotSupportedException();
		}
	}
}
